721
CDUS45 KMSO 202230
CLIBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
430 PM MDT SUN SEP 20 2026
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 20 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 67 258 PM 83 1918 67 0 80
MINIMUM 43 412 AM 8 1983 35 8 37
AVERAGE 55 51 4 59
PRECIPITATION (IN)
TODAY T 0.63 1968 0.04 -0.04 0.00
MONTH TO DATE 0.94 0.75 0.19 0.37
SINCE JAN 1 9.50 10.52 -1.02 8.65
SNOWFALL (IN)
TODAY MM
MONTH TO DATE MM
SINCE SEP 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 10 14 -4 6
MONTH TO DATE 202 210 -8 143
SINCE SEP 1 202 210 -8 143
SINCE JUL 1 300 425 -125 294
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE SEP 1 0 0 0 3
SINCE JAN 1 146 81 65 60
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 34 300 PM
AVERAGE 67
......................................................
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 85 1918
MINIMUM TEMPERATURE (F) 35 21 1995
2021
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 715 AM MDT SUNSET 731 PM MDT
SEPTEMBER 21 2026.....SUNRISE 716 AM MDT SUNSET 729 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page